The following is an example of the configuration of the Downstream
Resiliency Bonding Group feature on a Cisco UBR-MC20X20V line card:
controller Integrated-Cable 5/0/0
rf-channel 0 frequency 387000000 annex B modulation 256qam interleave 32
rf-channel 0 rf-power 52.0
no rf-channel 0 rf-shutdown
rf-channel 1 frequency 393000000 annex B modulation 256qam interleave 32
rf-channel 1 rf-power 52.0
no rf-channel 1 rf-shutdown
rf-channel 2 frequency 399000000 annex B modulation 256qam interleave 32
rf-channel 2 rf-power 52.0
no rf-channel 2 rf-shutdown
rf-channel 3 frequency 405000000 annex B modulation 256qam interleave 32
rf-channel 3 rf-power 52.0
no rf-channel 3 rf-shutdown
interface Cable5/0/0
downstream Integrated-Cable 5/0/0 rf-channel 0
cable mtc-mode
cable bundle 1
cable upstream bonding-group 510
upstream 0
upstream 1
upstream 2
upstream 3
attributes 80000000
cable upstream 0 connector 0
cable upstream 0 frequency 17000000
cable upstream 0 channel-width 6400000 6400000
cable upstream 0 docsis-mode atdma
cable upstream 0 minislot-size 1
cable upstream 0 range-backoff 3 6
cable upstream 0 modulation-profile 221
no cable upstream 0 shutdown
cable upstream 1 connector 1
cable upstream 1 frequency 24000000
cable upstream 1 channel-width 6400000 6400000
cable upstream 1 docsis-mode atdma
cable upstream 1 minislot-size 1
cable upstream 1 range-backoff 3 6
cable upstream 1 modulation-profile 221
no cable upstream 1 shutdown
cable upstream 2 connector 2
cable upstream 2 frequency 31000000
cable upstream 2 channel-width 6400000 6400000
cable upstream 2 docsis-mode atdma
cable upstream 2 minislot-size 1
cable upstream 2 range-backoff 3 6
cable upstream 2 modulation-profile 221
no cable upstream 2 shutdown
cable upstream 3 connector 3
cable upstream 3 frequency 38000000
cable upstream 3 channel-width 6400000 6400000
cable upstream 3 docsis-mode atdma
cable upstream 3 minislot-size 1
cable upstream 3 range-backoff 3 6
cable upstream 3 modulation-profile 221
no cable upstream 3 shutdown
interface Integrated-Cable5/0/0:0
cable bundle 1
cable rf-bandwidth-percent 10
!
interface Wideband-Cable5/0/0:0
cable bundle 1
cable rf-channel 0 bandwidth-percent 10
cable rf-channel 1 bandwidth-percent 10
cable rf-channel 2 bandwidth-percent 10
cable rf-channel 3 bandwidth-percent 10
cable rf-channel controller 1 channel 0 bandwidth-percent 10
cable rf-channel controller 1 channel 1 bandwidth-percent 10
cable rf-channel controller 1 channel 2 bandwidth-percent 10
cable rf-channel controller 1 channel 3 bandwidth-percent 10
!
interface Wideband-Cable5/0/0:1
cable bundle 1
cable rf-channel 0 bandwidth-percent 10
cable rf-channel 1 bandwidth-percent 10
cable rf-channel 2 bandwidth-percent 10
cable rf-channel 3 bandwidth-percent 10
!
interface Wideband-Cable5/0/0:2
cable ds-resiliency
!
interface Wideband-Cable5/0/0:3
cable ds-resiliency
!
interface Wideband-Cable5/0/0:4
cable ds-resiliency
!
interface Wideband-Cable5/0/0:5
cable ds-resiliency
cable fiber-node 50
downstream Integrated-Cable 5/0/0 rf-channel 0-3
downstream Integrated-Cable 5/0/1 rf-channel 0-3
upstream Cable 5/0 connector 0-3
The following is an example of the configuration of the Downstream
Resiliency Bonding Group feature with multiple Cisco UBR-MC20X20V line cards:
- Primary bonding group on
the Cisco UBR-MC20X20V line card in slot 7/1
- Another bonding group on
the Cisco UBR-MC20X20V line card in slot 8/1
- Resiliency Bonding Group
is set aside on the Cisco UBR-MC20X20V line card in slot 7/1
interface Wideband-Cable7/1/0:0
cable bundle 2
cable rf-channel 0 bandwidth-percent 10
cable rf-channel 1 bandwidth-percent 10
cable rf-channel 2 bandwidth-percent 10
cable rf-channel 3 bandwidth-percent 10
!
interface Wideband-Cable8/1/3:0
cable bundle 2
cable rf-channel 0 bandwidth-percent 10
cable rf-channel 1 bandwidth-percent 10
cable rf-channel 2 bandwidth-percent 10
cable rf-channel 3 bandwidth-percent 10
!
interface Wideband-Cable7/1/0:3
cable ds-resiliency
!
interface Wideband-Cable7/1/0:4
cable ds-resiliency
interface Wideband-Cable8/1/3:3
cable ds-resiliency
!
interface Wideband-Cable8/1/3:4
cable ds-resiliency
The following is an example of the cross-controller configuration of
the Downstream Resiliency Bonding Group feature with the Cisco UBR-MC20X20 line
card:
interface Wideband-Cable8/1/3:2
cable bundle 3
cable rf-channel controller 1 channel 0 bandwidth-percent 10
cable rf-channel controller 1 channel 1 bandwidth-percent 10
cable rf-channel controller 1 channel 2 bandwidth-percent 10
cable rf-channel controller 1 channel 3 bandwidth-percent 10
cable rf-channel 0 bandwidth-percent 10
cable rf-channel 1 bandwidth-percent 10
cable rf-channel 2 bandwidth-percent 10
cable rf-channel 3 bandwidth-percent 10
!
!
interface Wideband-Cable8/1/3:3
cable ds-resiliency
!
interface Wideband-Cable8/1/3:4
cable ds-resiliency
!
The following is an example of the configuration of the Downstream
Resiliency Bonding Group feature with a shared port adapter (SPA):
interface Wideband-Cable1/2/0:0
cable bundle 1
cable rf-channel 0 bandwidth-percent 25
cable rf-channel 1 bandwidth-percent 25
cable rf-channel 2 bandwidth-percent 25
cable rf-channel 3 bandwidth-percent 25
!
interface Wideband-Cable1/2/0:3
cable ds-resiliency
!
interface Wideband-Cable1/2/0:4
cable ds-resiliency
|
The following is a sample output for the
show
cable
modem command to display impaired CMs below the
resiliency threshold value:
Router# show cable modem
D
MAC Address IP Address I/F MAC Prim RxPwr Timing Num I
State Sid (dBmv) Offset CPE P
0023.be83.1c9e 10.1.11.46 C5/0/0/UB w-online 922 -0.50 1055 0 N
0023.be83.1caa 10.1.11.28 C5/0/0/UB w-online 923 0.00 1043 0 N
0025.2ecf.f19c 10.1.11.53 C5/0/0/UB w-online 925 0.00 1057 0 N
0022.3a30.9fc0 10.1.11.47 C5/0/0/UB w-online 926 0.00 1055 0 N
001a.c3ff.e3d4 10.1.11.39 C5/0/0/UB p-online 927 0.00 1307 0 N
0023.be83.1c9a 10.1.11.61 C5/0/0/UB w-online 928 0.00 1057 0 N
0022.3a30.9fbc 10.1.11.60 C5/0/0/UB p-online 929 -0.50 1055 0 N
0023.be83.1c8c 10.1.11.38 C5/0/0/UB w-online 930 0.00 1061 0 N
001e.6bfb.1964 10.1.11.63 C5/0/0/UB p-online 931 0.50 1305 0 N
0025.2ecf.f196 10.1.11.29 C5/0/0/UB w-online 932 0.00 1057 0 N
0025.2ecf.f04e 10.1.11.54 C5/0/0/UB w-online 933 0.00 1054 0 N
0022.3a30.9fc8 10.1.11.43 C5/0/0/UB w-online 934 0.00 1056 0 N
0025.2ecf.f190 10.1.11.55 C5/0/0/UB w-online 935 0.00 1059 0 N
0022.3a30.9fd0 10.1.11.52 C5/0/0/UB p-online 936 0.00 1057 0 N
0022.ce97.8268 10.1.11.31 C5/0/0/UB w-online 937 -0.50 1056 0 N
0022.ce97.8281 10.1.11.25 C5/0/0/UB w-online 938 0.00 1058 0 N
001a.c3ff.e4ce 10.1.11.44 C5/0/0/UB w-online 940 -0.50 1304 0 N
0022.ce9c.839e 10.1.11.32 C5/0/0/UB w-online 941 -0.50 1305 0 N
0022.cea3.e768 10.1.11.41 C5/0/0/UB w-online 942 -1.00 1305 0 N
0022.ce9c.8398 10.1.11.33 C5/0/0/UB w-online 943 0.00 1306 0 N
001a.c3ff.e50a 10.1.11.59 C5/0/0/UB w-online 944 0.00 1304 0 N
001a.c3ff.e3f8 10.1.11.57 C5/0/0/UB w-online 945 -1.00 1306 0 N
001e.6bfb.1a14 10.1.11.37 C5/0/0/UB w-online 946 0.00 1305 0 N
Note |
p-online indicates that the CM is in downstream partial service
mode.
|
When the impaired CMs have recovered, the
show
cable
modem command displays the following output:
Router# show cable modem
MAC Address IP Address I/F MAC Prim RxPwr Timing Num I
State Sid (dBmv) Offset CPE P
0023.be83.1c9e 10.1.11.46 C5/0/0/UB w-online 922 -0.50 1055 0 N
0023.be83.1caa 10.1.11.28 C5/0/0/UB w-online 923 0.00 1043 0 N
0025.2ecf.f19c 10.1.11.53 C5/0/0/UB w-online 925 0.50 1057 0 N
0022.3a30.9fc0 10.1.11.47 C5/0/0/UB w-online 926 -0.50 1055 0 N
001a.c3ff.e3d4 10.1.11.39 C5/0/0/UB w-online 927 0.00 1307 0 N
0023.be83.1c9a 10.1.11.61 C5/0/0/UB w-online 928 0.00 1057 0 N
0022.3a30.9fbc 10.1.11.60 C5/0/0/UB w-online 929 -0.50 1055 0 N
0023.be83.1c8c 10.1.11.38 C5/0/0/UB w-online 930 0.00 1061 0 N
001e.6bfb.1964 10.1.11.63 C5/0/0/UB w-online 931 0.50 1305 0 N
0025.2ecf.f196 10.1.11.29 C5/0/0/UB w-online 932 0.00 1057 0 N
0025.2ecf.f04e 10.1.11.54 C5/0/0/UB w-online 933 0.00 1054 0 N
0022.3a30.9fc8 10.1.11.43 C5/0/0/UB w-online 934 0.00 1056 0 N
0025.2ecf.f190 10.1.11.55 C5/0/0/UB w-online 935 0.00 1059 0 N
0022.3a30.9fd0 10.1.11.52 C5/0/0/UB w-online 936 0.00 1057 0 N
0022.ce97.8268 10.1.11.31 C5/0/0/UB w-online 937 -1.00 1056 0 N
0022.ce97.8281 10.1.11.25 C5/0/0/UB w-online 938 0.00 1058 0 N
001a.c3ff.e4ce 10.1.11.44 C5/0/0/UB w-online 940 -0.50 1304 0 N
0022.ce9c.839e 10.1.11.32 C5/0/0/UB w-online 941 -0.50 1305 0 N
0022.cea3.e768 10.1.11.41 C5/0/0/UB w-online 942 -1.00 1305 0 N
0022.ce9c.8398 10.1.11.33 C5/0/0/UB w-online 943 -0.50 1306 0 N
001a.c3ff.e50a 10.1.11.59 C5/0/0/UB w-online 944 -0.50 1304 0 N
001a.c3ff.e3f8 10.1.11.57 C5/0/0/UB w-online 945 0.50 1306 0 N
001e.6bfb.1a14 10.1.11.37 C5/0/0/UB w-online 946 0.00 1305 0 N
The following is a sample output for the
show
cable
modem command to display impaired CMs above the
resiliency threshold value:
Router# show cable modem
D
MAC Address IP Address I/F MAC Prim RxPwr Timing Num I
State Sid (dBmv) Offset CPE P
4458.294a.f3cc 10.1.11.27 C5/0/0/U3 init(o) 1020 0.00 1053 0 N
001e.6bfb.1964 10.1.11.63 C5/0/0/UB w-online 1021 0.00 1305 0 N
0022.3a30.9fc0 10.1.11.47 C5/0/0/UB p-online 1022 -0.50 1056 0 N
001a.c3ff.e3f8 10.1.11.57 C5/0/0/UB p-online 1023 0.00 1305 0 N
0025.2ecf.f190 10.1.11.55 C5/0/0/UB p-online 1027 0.00 1056 0 N
001a.c3ff.e4ce 10.1.11.44 C5/0/0/UB p-online 1031 -0.50 1306 0 N
0022.ce9c.8398 10.1.11.33 C5/0/0/UB p-online 1032 -0.50 1305 0 N
0025.2ecf.f04e 10.1.11.54 C5/0/0/UB p-online 1039 -1.00 1056 0 N
0022.3a30.9fbc 10.1.11.60 C5/0/0/UB w-online 1040 0.00 1055 0 N
001a.c3ff.e3d4 10.1.11.39 C5/0/0/UB w-online 1041 0.00 1305 0 N
0025.2ecf.f196 10.1.11.29 C5/0/0/UB p-online 1042 -1.00 1058 0 N
0025.2ecf.f19c 10.1.11.53 C5/0/0/UB p-online 1043 0.00 1058 0 N
0022.3a30.9fd0 10.1.11.52 C5/0/0/UB w-online 1047 -0.50 1059 0 N
0023.be83.1c8c 10.1.11.38 C5/0/0/UB p-online 1051 0.00 1057 0 N
0022.3a30.9fc8 10.1.11.43 C5/0/0/UB p-online 1061 -0.50 1056 0 N
0023.be83.1c9e 10.1.11.46 C5/0/0/UB p-online 1065 0.00 1060 0 N
0023.be83.1caa 10.1.11.28 C5/0/0/UB p-online 1069 0.00 1049 0 N
001a.c3ff.e50a 10.1.11.59 C5/0/0/UB p-online 1070 -0.50 1306 0 N
0023.be83.1c9a 10.1.11.61 C5/0/0/UB p-online 1071 0.00 1056 0 N
0022.ce9c.839e 10.1.11.32 C5/0/0/UB p-online 1078 -1.00 1305 0 N
0022.cea3.e768 10.1.11.41 C5/0/0/UB p-online 1079 0.00 1306 0 N
001e.6bfb.1a14 10.1.11.37 C5/0/0/UB p-online 1089 0.00 1304 0 N
0022.ce97.8268 10.1.11.31 C5/0/0/UB p-online 1102 -0.50 1058 0 N
0022.ce97.8281 10.1.11.25 C5/0/0/UB p-online 1103 0.00 1056 0 N
The following is a sample of output for the
show
cable
resiliency
command that displays that resiliency bonding groups are free:
Router# show cable resiliency
BG Resil BG RF
Resil BG I/F ID State Count Time Ctrl Num
------------- ---- -------------- ----- --------------- ----------
Wi5/0/0:2 2 Free 9 Mar 30 17:18:21
Wi5/0/0:3 3 Free 9 Mar 30 16:22:21
Wi5/0/0:4 4 Free 2 Mar 30 15:53:58
Wi5/0/0:5 5 Free 3 Mar 30 16:24:12
The Cisco CMTS creates more than one RBG from a parent WB interface
if the user has set aside more than one WB interface as an RBG and the RF
bandwidth does not exceed 100 percent.
In the following example:
- Parent WB interface—wideband-cable 1/2/0:0
- RBGs—wideband-cable1/2/0:3, wideband-cable1/2/0:4, and
wideband-cable1/2/0:5
!
interface Wideband-Cable1/2/0:0
cable bundle 1
cable rf-channel 0 bandwidth-percent 25
cable rf-channel 1 bandwidth-percent 25
cable rf-channel 2 bandwidth-percent 25
cable rf-channel 3 bandwidth-percent 25
end
!
interface Wideband-Cable1/2/0:3
cable ds-resiliency
end
!
interface Wideband-Cable1/2/0:4
cable ds-resiliency
end
!
interface Wideband-Cable1/2/0:5
cable ds-resiliency
end
Router# show cable resiliency
BG Resil BG RF
Resil BG I/F ID State Count Time Ctrl Num
------------- ---- -------------- ----- --------------- ----------
Wi1/2/0:3 3 Free 1 May 24 09:58:35
Wi1/2/0:4 4 Free 0
Wi1/2/0:5 5 Free 0
Router# show cable modem resiliency
Orig BG Curr BG
I/F MAC Address ID I/F RFs ID I/F RFs
------- -------------- ---------------------- ----------------------
Router# show cable modem c7/0/0
D
MAC Address IP Address I/F MAC Prim RxPwr Timing Num I
State Sid (dBmv) Offset CPE P
001e.6bfc.d732 80.66.0.16 C7/0/0/U0 w-online 1 0.00 1989 0 N
0025.2e2d.74cc 80.66.0.14 C7/0/0/U1 w-online 5 0.00 1592 1 N
0025.2ebf.29dd 80.66.0.3 C7/0/0/U0 w-online 10 0.50 1591 0 N
0015.d176.5b9d 80.66.0.15 C7/0/0/U0 w-online 17 0.75 1990 0 N
In the following example, CM1 reports RF 1 failure, CM2 reports RF 2
failure, and CM3 reports RF 3 failure. In this case, three RBGs are created:
Router# show cable resiliency
BG Resil BG RF
Resil BG I/F ID State Count Time Ctrl Num
------------- ---- -------------- ----- --------------- ----------
Wi1/2/0:3 3 Assigned 2 May 24 10:39:42 2 0
2
3
Wi1/2/0:4 4 Assigned 1 May 24 10:39:42 2 0
1
3
Wi1/2/0:5 5 Assigned 1 May 24 10:39:42 2 0
1
2
Router# show cable modem resiliency
Orig BG Curr BG
I/F MAC Address ID I/F RFs ID I/F RFs
------- -------------- ---------------------- ----------------------
C7/0/0 001e.6bfc.d732 65 Wi1/2/0:0 4 68 Wi1/2/0:3 3
C7/0/0 0025.2e2d.74cc 65 Wi1/2/0:0 4 69 Wi1/2/0:4 3
C7/0/0 0025.2ebf.29dd 65 Wi1/2/0:0 4 70 Wi1/2/0:5 3
!
interface Wideband-Cable1/2/0:3
cable bundle 1
cable ds-resiliency
cable rf-channel 0 bandwidth-percent 1
cable rf-channel 2 bandwidth-percent 1
cable rf-channel 3 bandwidth-percent 1
end
!
interface Wideband-Cable1/2/0:4
cable bundle 1
cable ds-resiliency
cable rf-channel 0 bandwidth-percent 1
cable rf-channel 1 bandwidth-percent 1
cable rf-channel 3 bandwidth-percent 1
end
!
interface Wideband-Cable1/2/0:5
cable bundle 1
cable ds-resiliency
cable rf-channel 0 bandwidth-percent 1
cable rf-channel 1 bandwidth-percent 1
cable rf-channel 2 bandwidth-percent 1
end