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This chapter includes the following sections:
Cisco UCS Manager 3.1 supports an option to integrate the C-Series Rack-Mount Server with Cisco UCS Manager using the NC-SI. This option enables Cisco UCS Manager to manage the C-Series Rack-Mount Servers using a single cable for both management traffic and data traffic. When you use the SingleConnect mode, one host facing port on the FEX is sufficient to manage one rack-mount server, instead of the two ports used in the Shared-LOM mode. This allows you to connect more number of rack-mount servers with Cisco UCS Manager for integrated server management. Make sure you have the correct server firmware for integration with Cisco UCS Manager. If not, upgrade your server firmware before integration. See Upgrading the C-Series Server Firmware.
SingleConnect has the following guidelines and limitations:
To enable SingleConnect for the Cisco UCS Manager integration you must have the Cisco UCS VIC 1225, Cisco UCS VIC 1225T, Cisco UCS VIC 1227, Cisco UCS MLOM 1227T, Cisco UCS VIC 1385 and Cisco UCS MLOM 1387 installed in the specific slot assigned for SingleConnect in the rack server. If the VIC is not in the specific slot, SingleConnect does not work.
VIC 1225 refers specifically to UCSC-PCIE-CSC-02.
VIC 1227 refers specifically to UCSC-MLOM-CSC-02.
VIC 1225T refers specifically to UCSC-PCIE-C10T-02.
VIC 1227T MLOM refers specifically to UCSC-MLOM-C10T-02.
VIC 1385 refers specifically to UCSC-PCIE-C40Q-03.
VIC 1387 MLOM refers specifically to UCSC-MLOM-C40Q-03.
The Cisco UCS VIC 1225, Cisco UCS VIC 1225T, Cisco UCS VIC 1227, Cisco UCS VIC 1227T, Cisco UCS VIC 1385 and Cisco UCS MLOM 1387 also support dual-wire management. If you have these VICs installed, you can select either SingleConnect or dual-wire management as your connection option. If you select dual-wire, make sure LOM is also connected.
(注) |
Cisco VIC 1225T is supported only on C220 M3, C240 M3, C240 M4, C220 M4, and C460 M4 servers. Cisco UCS MLOM 1227T and Cisco UCS MLOM 1387 are supported only on C240 M4 and C220 M4 servers. |
When establishing the physical connection for the C-Series Rack-Mount Server in the Cisco UCS Domain, you must specify the connection mode and management policy in Cisco UCS Manager GUI or Cisco UCS Manager CLI. The management policy is global to all connected C-Series Rack-Mount Servers. The connection mode determines the rack server discovery in Cisco UCS Manager. Direct connect supports only sideband connectivity
You can specify either one of the following connection policies for the rack servers:
Auto-acknowledged: This is the recommended and default connection mode for the C-Series Rack-Mount Server. If the connection mode is auto-acknowledged, immediately after establishing the physical connection, Cisco UCS Manager discovers the rack server and starts managing the server based on the specified management policy.
User-acknowledged: If the connection mode is user-acknowledged, after establishing the physical connection, you must manually acknowledge the connection and specify the connection mode in the Cisco UCS Manager GUI or Cisco UCS Manager CLI to begin the discovery. Cisco UCS Manager does not begin the C-Series Rack-Mount Server discovery until you specify the connection mode.
(注) |
When rack servers are discovered and are managed by Cisco UCS Manager, if you want to change the existing connection mode for one C-Series Rack-Mount Server, you have to decommission the server, re-commission it and specify the new connection mode. Only then Cisco UCS Manager can discover the server in the new connection mode. |
Requirements for Cluster Setup
You must have the following items to create a single-wire integration for C-Series Rack-Mount Server with Cisco UCS Manager in cluster setup:
A Cisco UCS system that is running Cisco UCS Manager 3.1.
Any of the C-Series Rack-Mount Servers and corresponding CIMC and UCS Manager release versions listed in the following table:
Server |
CIMC |
BIOS |
UCS Manager |
UCS Manager (CIMC) |
UCS Manager (BIOS) |
---|---|---|---|---|---|
Cisco UCS C22 M3 Server |
1.4(6) |
1.4.7a |
2.1(2a) |
1.5(1l) |
1.5.1c |
Cisco UCS C24 M3 Server |
1.4(6) |
1.4.7a |
2.1(2a) |
1.5(1l) |
1.5.1c |
Cisco UCS C220 M3 Server |
1.4(6) |
1.4.7a |
2.1(2a) |
1.5(1l) |
1.5.1g |
Cisco UCS C240 M3 Server |
1.4(6) |
1.4.7a |
2.1(2a) |
1.5(1l) |
1.5.1c |
Cisco UCS C420 M3 Server |
1.4(7) |
1.4.8 |
2.1(2a) |
1.5(1l) |
1.5.1b |
Cisco UCS C220 M4 Server (requires 2.2.3 or above) |
2.0(3d) |
2.0.3 |
2.2(3a) |
2.0(3d) |
2.0.3 |
Cisco UCS C240 M4 Server (requires 2.2.3 or above) |
2.0(3d) |
2.0.3 |
2.2(3a) |
2.0(3d) |
2.0.3 |
Cisco UCS C460 M4 Server |
1.5(7a) |
1.5.7 |
2.2(2a) |
1.5(7a) |
1.5.7 |
The server must have Cisco UCS VIC 1225 or Cisco VIC 1227 or Cisco VIC 1225T or Cisco VIC 1227T or Cisco VIC 1385 or Cisco VIC 1387 MLOM installed. The Firmware and Boot Loader versions for Cisco UCS VIC 1225 or Cisco VIC 1227 are:
For the Cisco UCS 1225 and 1227 cards:
For the Cisco UCS 1225T and 1227T cards:Cisco UCS 1225, Cisco UCS 1225T, Cisco UCS 1227T , Cisco UCS 1227, Cisco UCS 1385, and Cisco UCS 1387 VICs support single-connect. If you are using Cisco UCS VIC for single-connect, make sure the card is inserted in one of the slots as described in the following table:
Server |
PCIe Slot |
---|---|
Cisco UCS C22 M3 Server |
1 |
Cisco UCS C24 M3 Server |
1 |
Cisco UCS C220 M3 Server |
1 |
Cisco UCS C240 M3 Server |
2 |
Cisco UCS C420 M3 Server |
4 |
Cisco UCS C220 M4 Server |
MLOM, 1 |
Cisco UCS C240 M4 Server |
MLOM, 1, 2, 4, 5 |
Cisco UCS C460 M4 Server |
4, 9, 5, 10 |
(注) |
Cisco UCS 1225, 1225T and 1385 are PCIe based adapters and Cisco VIC 1227, Cisco VIC 1227T and Cisco VIC 1387 are MLOM based. |
Two Cisco UCS 6200 Series or 6300 Series FIs. The switch ports where Fabric Extenders (FEX) will be connected must be marked as server ports.
Four 10-Gb Small Form-Factor Pluggable (SFP) cables.
Do not mix SFP types on an uplink. If you mix the SFP types on an uplink, you will see Discovery Failed errors.
If you are integrating the server in a non-cluster setup, along with the Cisco UCS Manager and C-series rack mount server, you will need the following components :
One Cisco UCS 6200 Series or 6300 Series FIs. The switch ports where Fabric Extenders (FEX) will be connected must be marked as server ports.
One of the following FEX types can be used:
Three 10-Gb SFP cables.
Make sure the server CIMC is set to factory default settings to integrate with Cisco UCS Manager.
Before you connect the server, make sure the Cisco UCS VIC 1225 , Cisco UCS VIC 1225T, Cisco UCS VIC 1227T or Cisco UCS VIC 1227, Cisco UCS VIC 1385 or Cisco UCS VIC 1387 is installed in the correct slot for integration with Cisco UCS Manager. If the card is not installed in the correct slot, you cannot enable the single-wire management for the server.
ステップ 1 | Install the server in the rack. See the Install and Upgrade Guide for the server that you are using. The install guides are available at the following url: Install and Upgrade Guides. |
ステップ 2 |
Connect the path that carries both data traffic and management traffic to the FEXes:
|
ステップ 3 |
Connect the paths from the FEXes to the FIs.
|
ステップ 4 | Attach a power cord to each power supply in your server, and then attach the power cord to a grounded AC power outlet. |
ステップ 5 | Reboot the server. |
The following image shows a sample of SingleConnect physical connectivity for C-Series Rack-Mount Server with Cisco UCS Domain, Cisco UCS Manager, release 3.1. This image shows the cabling configuration for Cisco UCS Manager integration with a C-Series Rack-Mount Server. The paths shown in gold carry both management traffic and data traffic.
(注) |
1 |
Cisco UCS 6200 Series or 6300 FI (Fabric A) |
4 |
Cisco Nexus 2232PP or Cisco Nexus 2232TM-E or Cisco Nexus 2348UPQ FEX (Fabric B) |
||
2 |
Cisco Nexus 2232PP or Cisco Nexus 2232TM-E or Cisco Nexus 2348UPQ FEX (Fabric A) |
5 |
C-Series Rack-Mount Server |
||
3 |
Cisco UCS 6200 Series or 6300 FI (Fabric B) |
6 |
Cisco UCS VIC in supported PCIe or MLOM slot.
|
To connect the C-Series Server with UCS domain, complete the same steps described in Connecting the C-Series Server with Cisco UCS Domain in Cluster Setup. Instead of connecting two FIs and two FEXes, you need to connect only one FI and one FEX.
The following illustration is an example of a non-cluster setup in single-wire management.
(注) |
1 |
Cisco UCS 6200 Series or 6300 FI (Fabric A) |
4 |
C-Series Rack-Mount Server |
2 |
SingleConnect connection |
5 |
Cisco UCS VIC adapter in supported PCIe slot |
3 |
Cisco Nexus 2232PP or Cisco Nexus 2232TM-E or Cisco Nexus 2348UPQ FEX (Fabric A) |
You can manage and monitor all rack-mount servers that have been integrated with a Cisco UCS domain through Cisco UCS Manager. After the integration, you will perform all rack-mount server management tasks only through the service profiles from Cisco UCS Manager GUI or Cisco UCS Manager CLI. The C-Series Rack-Mount Server Cisco IMC is not accessible when you start managing the server with Cisco UCS Manager.
Cisco UCS Manager provides information, errors, and faults for each rack-mount server that it has discovered.
For more information on managing C-Series Rack-Mount Servers from Cisco UCS Manager, see the chapter on Managing Rack-Mount Servers in your release specific Cisco UCS Manager Configuration Guide.
When you manage a Cisco UCS C-Series server with Cisco UCS Manager software, a UCS Manager service profile is associated with the server. If you want to revert a C-Series server to standalone mode (so that it can be managed by CIMC software), you must do the following actions in UCS Manager: