Cisco Unified Border Element - Feature Roadmap
This roadmap lists the features introduced in Cisco Unified Border Element (CUBE) and maps them to the chapters in which they appear.
 Note |
For CUBE feature support information for Cisco IOS XE Bengaluru 17.6.1a and later releases, see Cisco Unified Border Element IOS-XE Configuration Guide. |
Note |
Do not use Cisco Unified Border Element (CUBE) on Cisco IOS XE Gibraltar Release 16.11.1a version for Media Forking and call flows that include Multicast Music On Hold (MMOH). |
Note |
Use Cisco Feature Navigator to find information about platform support and Cisco IOS XE software image support. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not required. |
Important |
Preview Features Disclaimer: In Cisco IOS XE 17.16.1a release, the Secure Communications Interoperability Protocol (SCIP) feature is available in 'preview’ mode as it includes limited functionality or incomplete software dependencies. Cisco reserves the right to disable preview features at any time without notice. Cisco Technical Support provides reasonable effort support for features in preview mode. There is no Service Level Objective (SLO) in response times for features in preview mode; response times may be slow. |
|
Feature Name |
Where Documented |
Cisco IOS XE Release |
CUBE Version |
|---|---|---|---|
|
vCUBE qualification for Catalyst 8000V on Nutanix AHV |
Cisco IOS XE 26.1.1 |
15.0 |
|
|
Advanced TLS security compliance and control |
Cisco IOS XE 26.1.1 |
15.0 |
|
|
Dual certificate support for SIP trunk client and server functionality |
Cisco IOS XE 26.1.1 |
15.0 |
|
|
CUBE support on C8375-E-G2 secure router with vDSP enabled |
Cisco IOS XE 17.18.2 |
15.0 |
|
|
Directional attribute compliance for SIPREC responses |
Cisco IOS XE 17.18.2 |
15.0 |
|
|
Security warnings for usage of legacy TLS and associated weaker ciphers |
Cisco IOS XE 17.18.2 |
15.0 |
|
|
Enhanced support for serviceability in SIP recording |
Cisco IOS XE 17.18.1a |
15.0 |
|
|
Third-Party GUID capture for correlation between call transfers and SIP-based recording |
Cisco IOS XE 17.18.1a |
15.0 |
|
|
CUBE reports smart licensing flex subscription entitlement tag |
Cisco IOS XE 17.18.1a |
15.0 |
|
|
Secure Communications Interoperability Protocol (SCIP) support in CUBE (This feature is available in 'preview' mode) |
Cisco IOS XE 17.16.1a |
14.11 |
|
|
Secure SIP with TLS version 1.3 Support (recommended release) |
Cisco IOS XE 17.15.1a |
14.10 |
|
|
Secure SIP with TLS version 1.3 Support |
Cisco IOS XE 17.14.1a |
14.9 |
|
|
NAT Traversal using RTP Keepalive |
Cisco IOS XE 17.13.1a Cisco IOS XE Dublin 17.12.2 |
14.8 |
|
|
IPv6 Flows in High Availability |
High Availability on Cisco C8000V Series Cloud Services Routers High Availability on Cisco ASR 1000 and Cisco Catalyst 8000 Series Routers |
Cisco IOS XE Dublin 17.12.1a |
14.7 |
|
Cover Buffer Enhancements for VoIP Trace |
Cisco IOS XE Dublin 17.12.1a |
14.7 |
|
|
CCE Survivability sRTP flows for Media Inject and CCB |
Cisco IOS XE Cupertino 17.9.1a |
14.6 |
|
|
Options Ping for DNS SRV Hosts |
Cisco IOS XE Cupertino 17.9.1a |
14.6 |
|
|
Load Balancing for DNS SRV Hosts |
Cisco IOS XE Cupertino 17.9.1a |
14.6 |
|
|
SFTP CDR transfer |
gw-accounting command |
Cisco IOS XE Cupertino 17.9.1a |
14.6 |
|
Configurable SIP listen port per trunk (tenant) |
Cisco IOS XE Cupertino 17.8.1a |
14.5 |
|
|
Configurable TLS policy per trunk (tenant) |
Cisco IOS XE Cupertino 17.8.1a |
14.5 |
|
|
mTLS Client CN-SAN validation |
Cisco IOS XE Cupertino 17.8.1a |
14.5 |
|
|
Virtual CUBE in Microsoft Azure |
Cisco IOS XE Bengaluru 17.6.3a |
14.4 |
|
|
Opus Transcoding |
Cisco IOS XE Bengaluru 17.6.1a |
14.4 |
|
|
Support for Catalyst Edge 8200L-1N-4T Platform |
Cisco IOS XE Bengaluru 17.5.1a |
14.3 |
|
| Secure Forking of Nonsecure Calls through Media Proxy |
Cisco IOS XE Bengaluru 17.5.1a |
14.3 |
|
|
Clear RTP Ports |
Cisco IOS XE Bengaluru 17.4.1a |
14.2 |
|
|
Hunt Stop for Server Groups |
Cisco IOS XE Bengaluru 17.4.1a |
14.2 |
|
|
Cisco Catalyst 8000V Edge Software (Catalyst 8000V) Platforms |
Cisco IOS XE Bengaluru 17.4.1a |
14.2 |
|
|
Support for Cisco 8200 Catalyst Edge Series Platforms |
Cisco IOS XE Bengaluru 17.4.1a |
14.2 |
|
|
Virtual CUBE in AWS |
Cisco IOS XE Bengaluru 17.4.1a Cisco IOS XE Gibraltar 16.12.4a |
14.2 12.7 |
|
|
Support for VoIP Trace Serviceability Framework |
Cisco IOS XE Bengaluru 17.4.1a, Cisco IOS XE Amsterdam 17.3.2 |
14.2 14.1 |
|
|
Smart Licensing Using Policy |
Cisco IOS XE Bengaluru 17.4.1a, Cisco IOS XE Amsterdam 17.3.2 |
14.2 14.1 |
|
|
Support for Cisco 8200L Catalyst Edge Series Platforms |
Cisco IOS XE Bengaluru 17.5.1a |
14.3 |
|
|
Support for Cisco 8300 Catalyst Edge Series Platforms |
Cisco IOS XE Amsterdam 17.3.2 |
14.1 |
|
|
Support for Cisco ASR1006-X Routers (RP3, ESP100X) |
Cisco IOS XE Amsterdam 17.3.2 |
14.1 |
|
|
Media Proxy Multiforking using SIPREC |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
TLS Server Name Indication (SNI) - RFC6066 |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
OPUS Codec Negotiation |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
Dial Peer Binding with Live Traffic |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
Up to 100 VRF Instances |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
Support for Cisco ASR1006-X Routers (RP3, ESP100) |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
Consumption of INVITE with Replaces |
Cisco IOS XE Amsterdam 17.3.1a |
14.0 |
|
|
Support for Cisco Unified Border Element on Cisco ISR 4461 |
Cisco IOS XE Amsterdam 17.2.1r |
12.8.0 |
|
|
Support for Smart Licensing based on dynamic call counting |
Cisco IOS XE Amsterdam 17.2.1r |
12.8.0 |
|
|
Support for fax detection for SIP calls and transfer with Cisco IOS XE platforms |
Cisco IOS XE Amsterdam 17.2.1r |
12.8.0 |
|
| Support for media flow-around using Multi-VRF | Cisco IOS XE Gibraltar 16.12.2 | 12.7.0 | |
| show voip rtp connections command output was updated to show SRTP Rollover Count (ROC) information based on Remote IP address and Port | Cisco IOS XE Gibraltar 16.12.2 | 12.7.0 | |
| Support for Cisco 1000 Series Integrated Services Routers (ISR) | Cisco IOS XE Gibraltar 16.12.1a | 12.7.0 | |
| Cisco Specific License Reservation (SLR) |
CSCvw00301—For Cisco 4000 Series Integrated Services Routers in Specific License Reservation (SLR) mode, license status is displayed as AUTHORIZED though more license than reserved is consumed. CSCvq04430—For Cisco 4000 Series Integrated Services Routers in Specific License Reservation (SLR) mode, license status switches from AUTHORIZED to NOT IN USE and displays license count as zero, after router reload. |
Cisco IOS XE Gibraltar 16.12.1a | 12.7.0 |
|
The output of following command were enhanced to display SRTP ROC information:
|
Cisco IOS XE Gibraltar 16.12.1a | 12.7.0 | |
| Cisco Smart Licensing enhancements for CUBE | Smart Licensing | Cisco IOS XE Gibraltar Release 16.11.1a | 12.6.0 |
| Server identity validation through Common Name and Subject Alternate Name (SAN) | Cisco IOS XE Gibraltar Release 16.11.1a | 12.6.0 | |
| Security Readiness Criteria (SRC) Closure for CUBE | Cisco IOS XE Gibraltar Release 16.11.1a | 12.6.0 | |
| CUBE Media Proxy | Cisco IOS XE Gibraltar 16.10.1a | 12.5.0 | |
| Elliptical Curve Ciphers | SIP TLS Support | Cisco IOS XE Gibraltar 16.10.1a | 12.5.0 |
| Common Criteria (CC) and The Federal Information Standards (FIPS) Certification. | Cisco IOS XE Fuji 16.9.1 | 12.1 | |
| CUBE Licensing | Cisco IOS XE Fuji 16.9.1 | 12.1 | |
| Change in the default SIP TLS Versions support on CUBE | Cisco IOS XE Fuji 16.9.1 | 12.1 | |
| Support for DTMF interworking between sip-info and rtp-nte for sip-sip calls on DTMF Relay | Cisco IOS XE Everest 16.6.1 | 12.0 | |
| CUBE support for SRTP-SRTP and SRTP-RTP Interworking with NGE cipher suites (AES_AEAD_128_GCM and AES_AEAD_256_GCM) | Cisco IOS XE Everest 16.5.1b | 11.6 | |
| Enhancement to support up to 54 VRF instances |
Cisco IOS XE Denali 16.3.1 15.6(3)M |
11.5.2 | |
| Support for Inbound Dial-peer Matching using VRF-ID |
Cisco IOS XE Denali 16.3.1 15.6(3)M |
11.5.2 | |
| Consumption of Forked 18x responses with SDP for CUBE |
Cisco IOS XE Denali 16.3.1 15.6(3)M |
11.5.2 | |
| Support for Voice Quality Monitoring | Cisco IOS XE Denali 16.3.1 | 11.5.2 | |
| Configuring Multi-Tenants on SIP Trunks |
Cisco IOS XE Denali 16.3.1 15.6(2)T |
11.5.2 11.5.1 |
|
| Support for Multi-VRF |
Cisco IOS XE Denali 16.3.1 15.6(2)T |
11.5.2
11.5.1 |
|
| CVP Survivability TCL support with High Availability |
Cisco IOS XE Denali 16.3.1 15.6(2)T |
11.5.2
11.5.1 |
|
| Support for video suppression |
Cisco IOS XE Denali 16.3.1 15.6(2)T |
11.5.2
11.5.1 |
|
| Support for Session ID |
Cisco IOS XE Denali 16.3.1 15.6(2)T |
11.5.2
11.5.1 |
|
| All Cisco Unified Border Element features supported up to and including Cisco IOS XE Release 3.17S are supported on Cisco IOS XE Denali 16.3 Release. | Cisco IOS XE Denali 16.3.1 | 11.5.2 | |
|
Variable length checkpoint enhancements for HA in CUBE |
Cisco IOS XE Release 3.17S 15.6(1)T |
11.5.0 |
|
|
Survivability TCL concurrent operation with Cisco UC GW Services API based Media Forking |
Cisco IOS XE Release 3.17S 15.6(1)T |
11.5.0 |
|
|
SIP-REC standard based call/media recording support on CUBE |
Cisco IOS XE Release 3.17S 15.6(1)T |
11.5.0 |
|
|
TLS 1.2 support, 256_GCM Cipher suits support and HTTPS for Cisco UC GW Services API interface support on CUBE |
Cisco IOS XE Release 3.17S 15.6(1)T |
11.5.0 |
|
|
Additional features for multiple-m-line support on CUBE |
Cisco IOS XE Release 3.17S 15.6(1)T |
11.5.0 |
|
|
Support for Early Dialog Update Block |
Cisco IOS XE Release 3.16S 15.5(3)M |
11.1.0 |
|
|
Support for Mid-call Signaling Block |
Cisco IOS XE Release 3.16S 15.5(3)M |
11.1.0 |
|
|
Support header pass-through for additional SIP message types |
Cisco IOS XE Release 3.16S 15.5(3)M |
11.1.0 |
|
|
CUBE support on C8000v platform |
Cisco IOS XE Release 3.15S |
11 |
|
|
ICE infrastructure and ICE-lite support |
Cisco IOS XE Release 3.15S 15.5(3)M |
11 11.1.0 |
|
|
Support for tagging rules in a SIP Profile configuration |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
|
Support to include inbound call ID,outbound call ID, and Call Session Identification to ENUM DNS query |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
|
Support for additional call flows in Call Progress Analysis |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
|
Support for REFER and BYE/Also after software switch-over |
Stateful Switchover Between Redundancy Paired Intra or Inter-box Devices |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
DSP HA Support on CUBE |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
|
Support for Non-Standard SIP Headers |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
|
Ability to sort dial-peers in running-configuration |
Cisco IOS XE Release 3.15S 15.5(2)T |
11 |
|
|
Call Escalation from Voice to Video |
Cisco IOS XE Release 3.8S |
9.0 |
|
|
Cisco UBE Serviceability |
Cisco IOS XE Release 3.8S |
9.0 |
|
|
Domain Based Routing Support on the Cisco UBE |
Cisco IOS XE Release 3.8S |
9.0 |
|
|
Multicast Music-on-Hold support on Cisco UBE |
Cisco IOS XE Release 3.8S |
9.0 |
|
|
Network-Based Recording using Cisco UBE |
Cisco IOS XE Release 3.8S |
9.0 |
|
|
Limiting the rate of incoming SIP calls processing |
Cisco IOS XE Release 3.8S |
9.0 |
|
|
Negotiation of an Audio Codec from a list of Codecs |
Cisco IOS XE Release 3.8S Cisco IOS XE Release 3.7S 15.1(2)T |
1.4 9.0 |
|
|
Bandwidth-based Call Admission Control |
Cisco IOS XE Release 3.7S |
1.4 |
|
|
Dynamic REFER Handling on the Cisco UBE |
Cisco IOS XE Release 3.7S |
1.4 |
|
|
Multiple Destination pattern support on Voice Dial Peer |
Cisco IOS XE Release 3.7S |
1.4 |
|
|
SIP Registration Proxy on Cisco UBE |
Cisco IOS XE Release 3.7S |
1.4 |
|
|
SRTP-RTP interworking |
Cisco IOS XE Release 3.7S |
1.4 |
|
|
SIP Trunk Registration |
Cisco IOS XE Release 3.7S |
1.4 |
|
|
Conditional Header Manipulation of SIP Headers |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
Inbound Dial-peer to match the URI on SIP calls |
Cisco IOS XE Release 3.6S Cisco IOS XE Release 3.1S |
1.2 1.4 |
|
|
Noise Reduction (NR) |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
PCM Capture for ASP and NR |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
SIP UPDATE Message per RFC 3311 |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
Voice Media Quality MIB |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
Cisco Unified Communications Trusted Firewall Control - Version 3 |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
Acoustic Shock Protection (ASP) |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
Mid-call Re-INVITE/UPDATE consumption |
Cisco IOS XE Release 3.6S |
1.4 |
|
|
Call Routing logic on Cisco UBE using the History-info Header |
Configure Call Routing Logic on Cisco UBE using the History-info Header |
Cisco IOS XE Release 3.3S |
1.4 |
|
Cisco Resource Reservation Protocol Agent |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
Cisco Unified Communication Trusted Firewall Control |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
Cisco Unified Communication Trusted Firewall Control-Version 2 |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
Hiding the Internal Topology Information Embedded Within the History-info Header at the Cisco UBE |
Hiding the Internal Topology Information Embedded Within the History-info Header at the Cisco UBE |
Cisco IOS XE Release 3.3S |
1.4 |
|
Reporting End-of-Call Statistics in SIP BYE Message |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
RTP Media Loopback for SIP Calls |
Cisco IOS XE Release 3.3S 15.1(4)M |
1.4 |
|
|
Support inbound dial-peer match based on remote IP address on SIP trunks |
15.1(2)T |
8.5 |
|
|
Show Commands to display Cisco UBE related information |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
SIP-to-SIP Basic Functionality for Session Border Controller |
SIP-to-SIP Basic Functionality for Session Border Controller |
Cisco IOS XE Release 3.3S |
1.2 1.4 |
|
VoIP for IPv6 |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
VRF aware DNS for SIP calls |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
Cisco Resource Reservation Protocol Agent |
Cisco IOS XE Release 3.3S |
1.4 |
|
|
Stateful Switchover between Redundancy paired devices |
Stateful Switchover between Redundancy Paired Intra or Inter-box devices |
Cisco IOS XE Release 3.2S |
1.4 |
|
DSP based functionality on the Cisco UBE (Enterprise) including Transcoding and Transrating |
Transcoding and Transrating configuration |
Cisco IOS XE Release 3.2S |
1.4 |
|
Configurable Pass-through of SIP INVITE parameters |
Cisco IOS XE Release 3.1S 15.0(1)M |
1.2 |
|
|
Configure an Error Response Code upon an Out-of-Dialog OPTIONS Ping Failure |
Configure an Error Response Code upon an Out-of-Dialog OPTIONS Ping Failure |
Cisco IOS XE Release 3.1S 15.1(1)T |
1.2 |
|
Configure SIP Message, Timer, and Response Features |
Cisco IOS XE Release 3.1S |
1.2 |
|
|
Dynamic Payload Type Interworking for DTMF and Codec Packets for SIP-to-SIP Calls |
Cisco IOS XE Release 3.1S 15.0(1)XA |
1.2 1.4 |
|
|
Cisco UBE MIB support |
15.0(1)XA |
1.4 |
|
|
Expire Timer Reset on Receiving or Sending SIP 183 Message |
Cisco IOS XE Release 3.1S 15.0(1)XA |
1.2 1.4 |
|
|
Interworking between RSVP capable and RSVP incapable networks |
Interworking Between RSVP Capable and RSVP Incapable Networks |
Cisco IOS XE Release 3.1S 15.0(1)XA |
1.2 1.4 |
|
Interworking of Secure RTP calls for SIP |
Cisco IOS XE Release 3.1S 12.2(20)T |
1.2 1.0 |
|
|
Modem Passthrough |
SIP-to-SIP Extended Feature Functionality for Session Border Controllers |
Cisco IOS XE Release 3.1S |
1.2 |
|
Multiple Registrars on SIP Trunks |
Cisco IOS XE Release 3.1S 15.0(1)XA |
1.2 1.4 |
|
|
Out-of-dialog OPTIONS Ping for specified SIP Servers or Endpoints |
Cisco IOS XE Release 3.1S 12.4(22)YB |
1.2 1.3 |
|
|
PAI, PPI, Privacy, P-Called-Party-ID and P-Associated-URI headers on Cisco Unified Border Element |
Cisco IOS XE Release 3.1S 12.4(22)YB |
1.2 1.3 |
|
|
RFC 4040-Based Clear Channel Codec Negotiation for SIP Calls |
RFC 4040-Based Clear Channel Codec Negotiation for SIP Calls |
Cisco IOS XE Release 3.1S |
1.2 |
|
Selective Filtering of Outgoing Provisional Response on the CUBE |
Selective Filtering of Outgoing Provisional Response on the Cisco Unified Border Element |
Cisco IOS XE Release 3.1S |
1.2 |
|
Session Border Controller Enhancements for H.323-to-SIP and SIP-to-SIP Supplementary Services, Transcoding Optimization and Firewall Integration |
Cisco IOS XE Release 3.1S |
1.2 |
|
|
SIP 181 call is being forwarded message |
Cisco IOS XE Release 3.1S 15.0(1)XA |
1.2 1.4 |
|
|
SIP diversion header enhancements |
Cisco IOS XE Release 3.1S 12.4(22)T |
1.2 1.3 |
|
|
SIP History-info Header |
Cisco IOS XE Release 3.1S |
1.2 |
|
|
SIP SRTP Fallback to Nonsecure RTP |
Cisco IOS XE Release 3.1S 12.4(22)T |
1.2 1.3 |
|
|
SIP Video Support for Telepresence Calls |
Cisco IOS XE Release 3.1S |
1.2 1.4 |
|
|
SIP-to-SIP Extended Feature Functionality for Session Border Controllers |
SIP-to-SIP Extended Feature Functionality for Session Border Controllers |
Cisco IOS XE Release 3.1S 12.4(6)T |
1.2 1.4 1.0 |
|
SIP-to-SIP Basic Feature Functionality for Session Border Controller (SBC) |
SIP-to-SIP Basic Functionality for Session Border Controller |
12.4(4)T |
1.0 |
|
SIP-to-SIP Supplementary Services for Session Border Controller |
SIP-to-SIP Supplementary Services for Session Border Controller |
Cisco IOS XE Release 3.1S 12.4(9)T |
1.2 1.0 |
|
Transparent Tunneling of QSIG and Q.931 over SIP TDM Gateway and SIP-SIP Cisco Unified Border Element |
Cisco IOS XE Release 3.1S 12.4(15)XZ |
1.2 |
|
|
The official marketing name of Cisco Multiservice IP-to-IP Gateway was changed to Cisco Unified Border Element (Cisco UBE) |
12.4(15)XY |
1.1 |
|
|
Transport Layer Security (TLS) |
Cisco IOS XE Release 3.1S |
1.2 |
|
|
Ability to Send a SIP Registration Message on a Border Element |
Cisco IOS XE Release 2.5 12.4(24)T |
1.2 1.3 |
|
|
Clearable SIP-UA Statistics |
Cisco IOS XE Release 2.5 12.3(2)T |
1.2 1.0 |
|
|
IP-to-IP Gateway: SIP-to-SIP Basic Functionality |
SIP-to-SIP Basic Functionality for Session Border Controller |
12.2(13)T3 |
1.0 |
|
Configurable Hostname in Locally Generated SIP Header |
Cisco IOS XE Release 2.5 12.4(2)T |
1.2 1.0 |
|
|
Core SIP Technology Enhancements |
Cisco IOS XE Release 2.5 12.2(13)T |
1.2 1.0 |
|
|
DTMF Events Through SIP Signaling |
Cisco IOS XE Release 2.5 12.2(11)T |
1.2 1.0 |
|
|
iLBC Support for SIP |
Cisco IOS XE Release 2.5 12.2(11)T |
1.2 1.0 |
|
|
INFO Method for DTMF Tone Generation |
Cisco IOS XE Release 2.5 12.2(11)T |
1.2 1.0 |
|
|
RFC 2782 Compliance with DNS SRV Queries |
Cisco IOS XE Release 2.5 12.2(8)T |
1.2 1.0 |
|
|
Session Timer Support |
Cisco IOS XE Release 2.5 12.2(8)T |
1.2 1.0 |
|
|
SIP - Enhanced 180 Provisional Response Handling |
Cisco IOS XE Release 2.5 12.2(8)T |
1.2 1.0 |
|
|
SIP Parameter Modification |
Cisco IOS XE Release 2.5 12.4(15)XZ |
1.2 |
|
|
SIP Stack Portability |
Cisco IOS XE Release 2.5 |
1.2 |
|
|
SIP--Gateway Support for the Bind Command |
Cisco IOS XE Release 2.5 12.2(8)T |
1.2 1.0 |
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