Cumulus Linux 与 Cisco NX-OS 接口显示命令
Cumulus Linux 包含许多接口显示命令，可用于对交换机进行故障排除。虽然 Cumulus Linux *是* Linux，并且相同的 Linux 命令以相同的方式工作，但 Cumulus Linux 网络命令行实用程序 在单个命令中显示更多相关信息。
显示第 1 层和第 2 层接口状态
| 网络操作系统 | 输出 |
|---|
| Cumulus Linux | 显示所有交换机端口的当前接口状态
cumulus@switch:~$ net show interface all
Name Master Speed MTU Mode Remote Host Remote Port Summary
UP lo None N/A 65536 Loopback IP: 10.254.0.3/32, 127.0.0.1/8, ::1/128
UP eth0 mgmt 1G 1500 Mgmt oob-mgmt-switch swp8 IP: 192.168.0.13/24(DHCP)
UP swp1 bond-swp1 1G 1500 BondMember server03 44:38:39:00:00:28 Master: bond-swp1(UP)
UP swp2 bond-swp2 1G 1500 BondMember server04 44:38:39:00:00:23 Master: bond-swp2(UP)
UP swp49 peerlink 1G 1500 BondMember leaf04 swp49 Master: peerlink(UP)
UP swp50 peerlink 1G 1500 BondMember leaf04 swp50 Master: peerlink(UP)
UP swp51 None 1G 1500 BGP Unnumbered spine01 swp3
UP swp52 None 1G 1500 BGP Unnumbered spine02 swp3
UP bond-swp1 bridge 1G 1500 Bond/Access Bond Members: swp1(UP)
UP bond-swp2 bridge 1G 1500 Bond/Access Bond Members: swp2(UP)
UP bridge None N/A 1500 Bridge/L2 Untagged Members: bond-swp1-2, peerlink
UP mgmt None N/A 65536 Interface/L3 IP: 127.0.0.1/8
UP peerlink bridge 2G 1500 Bond/Trunk Bond Members: swp49(UP), swp50(UP)
UP peerlink.4094 None 2G 1500 SubInt/L3 IP: 169.254.1.1/30
ADMDN vagrant None 0M 1500 NotConfigured
UP vlan20 None N/A 1500 Interface/L3 IP: 10.3.20.253/24
UP vlan20-v0 None N/A 1500 Interface/L3 IP: 10.3.20.254/32 |
| 显示所有已启动的交换机端口的当前接口状态
cumulus@switch:~$ net show interface | grep UP |
| Cisco Nexus 3000 系列 | 显示所有交换机端口的当前接口状态
switch# show interface brief
Port VRF Status IP Address Speed MTU
mgmt0 -- up 192.168.0.1 1000 1500
Ethernet VLAN Type Mode Status Reason Speed Port
Interface Ch #
Eth1/1 1 eth access up none 1000(D) --
Eth1/2 -- eth routed down Administratively down auto(D) --
… |
| | 显示所有已启动的交换机端口的当前接口状态的另一种方法
switch# show interface brief |
在 Cumulus Linux 中，可以通过多种方式查看接口的 IP 地址信息。最好的方法是使用 NCLU。
| 网络操作系统 |
输出 |
| Cumulus Linux |
显示所有端口的当前 IP 地址（包括具有或不具有 IP 地址的端口）
cumulus@switch:~$ net show interface
Name Master Speed MTU Mode Remote Host Remote Port Summary
UP lo None N/A 65536 Loopback IP: 10.254.0.3/32, 127.0.0.1/8, ::1/128
UP eth0 mgmt 1G 1500 Mgmt oob-mgmt-switch swp8 IP: 192.168.0.13/24(DHCP)
UP swp1 bond-swp1 1G 1500 BondMember server03 44:38:39:00:00:28 Master: bond-swp1(UP)
UP swp2 bond-swp2 1G 1500 BondMember server04 44:38:39:00:00:23 Master: bond-swp2(UP)
UP swp49 peerlink 1G 1500 BondMember leaf04 swp49 Master: peerlink(UP)
UP swp50 peerlink 1G 1500 BondMember leaf04 swp50 Master: peerlink(UP)
UP swp51 None 1G 1500 BGP Unnumbered spine01 swp3
UP swp52 None 1G 1500 BGP Unnumbered spine02 swp3
UP bond-swp1 bridge 1G 1500 Bond/Access Bond Members: swp1(UP)
UP bond-swp2 bridge 1G 1500 Bond/Access Bond Members: swp2(UP)
UP bridge None N/A 1500 Bridge/L2 Untagged Members: bond-swp1-2, peerlink
UP mgmt None N/A 65536 Interface/L3 IP: 127.0.0.1/8
UP peerlink bridge 2G 1500 Bond/Trunk Bond Members: swp49(UP), swp50(UP)
UP peerlink.4094 None 2G 1500 SubInt/L3 IP: 169.254.1.1/30
ADMDN vagrant None 0M 1500 NotConfigured
UP vlan20 None N/A 1500 Interface/L3 IP: 10.3.20.253/24
UP vlan20-v0 None N/A 1500 Interface/L3 IP: 10.3.20.254/32 |
| 显示所有已启动的交换机端口的当前接口状态
cumulus@switch:~$ net show interface | grep UP |
| Cisco Nexus 3000 系列 | 显示所有已启动端口的当前 IP 地址（仅包括具有 IP 地址的端口）
switch# sh ip[v6] interface brief
IP Interface Status for VRF “default”(1)
Interface IP Address Interface Status
eth1/1 192.168.0.1 protocol-up/link-up/admin-up
eth1/2 10.10.10.10 protocol-up/link-up/admin-up
… |
| | 显示所有已启动的交换机端口的当前接口状态的另一种方法
switch# show ip interface brief | include up |
LLDP 是一种收集和显示有关邻居及其连接端口的信息的方法。这与 Cisco Nexus 3000 中的 CDP 非常相似。
| 网络操作系统 | 输出 |
|---|
| Cumulus Linux | 显示 LLDP 邻居
cumulus@switch:~$ net show lldp
Summary LocalPort Speed Mode RemotePort RemoteHost
IP: 192.168.0.13/24(DHCP) eth0 1G Mgmt swp8 oob-mgmt-switch
Master: bond-swp1(UP) swp1 1G BondMember 44:38:39:00:00:28 server03
Master: bond-swp2(UP) swp2 1G BondMember 44:38:39:00:00:23 server04
Master: peerlink(UP) swp49 1G BondMember swp49 leaf04
Master: peerlink(UP) swp50 1G BondMember swp50 leaf04
swp51 1G NotConfigured swp3 spine01
swp52 1G NotConfigured swp3 spine02 |
| Cisco Nexus 3000 系列 |
显示当前 CDP 邻居
switch# show cdp neighbors
Capability Codes: R - Router, T - Trans-Bridge, B - Source-Route-Bridge
S - Switch, H - Host, I - IGMP, r - Repeater,
V - VoIP-Phone, D - Remotely-Managed-Device,
s - Supports-STP-Dispute
Device ID Local Intrfce Hldtme Capability Platform Port ID
d13-dist-1 mgmt0 148 S I WS-C2960-24TC Fas0/9
n5k(FLC12080012) Eth1/1 8 S I s N5K-C5020P-BA Eth1/5
… |
显示接口计数器
从 NetStat 查看接口计数器的能力有助于监控每个接口上的流量。
| 网络操作系统 | 输出 |
|---|
| Cumulus Linux | 显示接口计数器
cumulus@switch:~$ net show counters
Kernel Interface table
Iface MTU Met RX_OK RX_ERR RX_DRP RX_OVR TX_OK TX_ERR TX_DRP TX_OVR Flg
bond-swp1 1500 0 1298 0 0 0 1950 0 0 0 BMmRU
bond-swp2 1500 0 1322 0 0 0 1976 0 0 0 BMmRU
bridge 1500 0 26 0 0 0 27 0 0 0 BMRU
eth0 1500 0 9306 0 0 0 6462 0 0 0 BMRU
lo 65536 0 0 0 0 0 0 0 0 0 LRU
mgmt 65536 0 6001 0 0 0 4907 0 0 0 OmRU
peerlink 1500 0 4643 0 4 0 4645 0 0 0 BMmRU
peerlink.4094 1500 0 1533 0 0 0 1534 0 0 0 BMRU
swp1 1500 0 1306 0 0 0 1950 0 0 0 BMsRU
swp2 1500 0 1330 0 0 0 1976 0 0 0 BMsRU
swp49 1500 0 2328 0 0 0 2324 0 0 0 BMsRU
swp50 1500 0 2315 0 2 0 2321 0 0 0 BMsRU
swp51 1500 0 1235 0 0 0 1212 0 0 0 BMRU
swp52 1500 0 1046 0 0 0 1049 0 0 0 BMRU
vlan20 1500 0 24 0 0 0 20 0 0 0 BMRU
vlan20-v0 1500 0 15 0 0 0 13 0 0 0 BMRU |
| Cisco Nexus 3000 系列 | 显示接口计数器：Cisco 等效于 net show counters
switch# show int counter er
Port Align-Err FCS-Err Xmit-Err Rcv-Err UnderSize OutDiscards
Te1/1 0 0 0 0 0 0
Te1/2 0 0 0 0 0 0
Te1/3 0 0 0 0 0 0
Te1/4 0 0 0 0 0 0
Te1/5 0 0 0 0 0 0
Te1/6 0 0 0 0 0 0
Te1/7 0 0 0 0 0 0
Te1/8 0 0 0 0 0 0
Te2/1 0 0 0 0 0 0
Te2/2 0 0 0 0 0 0
Te2/3 0 0 0 0 0 0
Te2/4 0 0 0 0 0 0
Te2/5 0 0 0 0 0 0
Te2/6 0 0 0 0 0 0
Te2/7 0 0 0 0 0 0
Te2/8 0 0 0 0 0 0
Gi5/1 0 0 0 0 0 0
Gi5/2 0 0 0 0 0 0
Gi5/3 0 0 0 0 0 0
Te5/4 0 0 0 0 0 0
Te5/5 0 0 0 0 0 0
Port Align-Err FCS-Err Xmit-Err Rcv-Err UnderSize OutDiscards
Gi6/1 0 0 0 0 0 0
Gi6/2 0 0 0 0 0 0
Gi6/3 0 0 0 0 0 0
Te6/4 0 0 0 0 0 0
Te6/5 0 0 0 0 0 0
Po1 0 0 0 0 0 0
Po2 0 0 0 0 0 0
Po100 0 0 0 0 0 0
Port Single-Col Multi-Col Late-Col Excess-Col Carri-Sen Runts Giants
Te1/1 0 0 0 0 0 0 0
Te1/2 0 0 0 0 0 0 0
Te1/3 0 0 0 0 0 0 0
Te1/4 0 0 0 0 0 0 0
Te1/5 0 0 0 0 0 0 0
Te1/6 0 0 0 0 0 0 0
Port Single-Col Multi-Col Late-Col Excess-Col Carri-Sen Runts Giants
Te1/7 0 0 0 0 0 0 0
Te1/8 0 0 0 0 0 0 0
Te2/1 0 0 0 0 0 0 0
Te2/2 0 0 0 0 0 0 0
Te2/3 0 0 0 0 0 0 0
Te2/4 0 0 0 0 0 0 0
Te2/5 0 0 0 0 0 0 0
Te2/6 0 0 0 0 0 0 0
Te2/7 0 0 0 0 0 0 0
Te2/8 0 0 0 0 0 0 0
Gi5/1 0 0 0 0 0 0 0
Port Single-Col Multi-Col Late-Col Excess-Col Carri-Sen Runts Giants
Gi5/2 0 0 0 0 0 0 0
Gi5/3 0 0 0 0 0 0 0
Te5/4 0 0 0 0 0 0 0
Te5/5 0 0 0 0 0 0 0
Gi6/1 0 0 0 0 0 0 0
Gi6/2 0 0 0 0 0 0 0
Gi6/3 0 0 0 0 0 0 0
Te6/4 0 0 0 0 0 0 0
Te6/5 0 0 0 0 0 0 0
Po1 0 0 0 0 0 0 0
Po2 0 0 0 0 0 0 0
Port Single-Col Multi-Col Late-Col Excess-Col Carri-Sen Runts Giants
Po100 0 0 0 0 0 0 0
Port SQETest-Err Deferred-Tx IntMacTx-Err IntMacRx-Err Symbol-Err
Te1/1 0 0 0 0 0
Te1/2 0 0 0 0 0
Te1/3 0 0 0 0 0
Te1/4 0 0 0 0 0
Te1/5 0 0 0 0 0
Te1/6 0 0 0 0 0
Te1/7 0 0 0 0 0
Te1/8 0 0 0 0 0
Te2/1 0 0 0 0 0
Te2/2 0 0 0 0 0
Te2/3 0 0 0 0 0
Te2/4 0 0 0 0 0
Te2/5 0 0 0 0 0
Te2/6 0 0 0 0 0
Te2/7 0 0 0 0 0
Te2/8 0 0 0 0 0
Gi5/1 0 0 0 0 0
Gi5/2 0 0 0 0 0
Port SQETest-Err Deferred-Tx IntMacTx-Err IntMacRx-Err Symbol-Err
Gi5/3 0 0 0 0 0
Te5/4 0 0 0 0 0
Te5/5 0 0 0 0 0
Gi6/1 0 0 0 0 0
Gi6/2 0 0 0 0 0
Gi6/3 0 0 0 0 0
Te6/4 0 0 0 0 0
Te6/5 0 0 0 0 0
Po1 0 0 0 0 0
Po2 0 0 0 0 0
Po100 0 0 0 0 0
switch# show int counter
Port InOctets InUcastPkts InMcastPkts InBcastPkts
Te1/1 0 0 0 0
Te1/2 0 0 0 0
Te1/3 0 0 0 0
Te1/4 233333 41 1392 0
Te1/5 209475 0 1323 0
Te1/6 0 0 0 0
Te1/7 0 0 0 0
Te1/8 0 0 0 0
Te2/1 496926 20 4403 0
Te2/2 215649 0 1323 0
Te2/3 497358 20 4407 0
Te2/4 215649 0 1323 0
Te2/5 0 0 0 0
Te2/6 0 0 0 0
Te2/7 0 0 0 0
Te2/8 0 0 0 0
Gi5/1 0 0 0 0
Gi5/2 0 0 0 0
Gi5/3 5361234 2855 57437 3876
Te5/4 0 0 0 0
Te5/5 0 0 0 0
Port InOctets InUcastPkts InMcastPkts InBcastPkts
Gi6/1 0 0 0 0
Gi6/2 0 0 0 0
Gi6/3 0 0 0 0
Te6/4 0 0 0 0
Te6/5 0 0 0 0
Po1 442808 41 2715 0
Po2 1425672 40 11457 0
Po100 0 0 0 0
Port OutOctets OutUcastPkts OutMcastPkts OutBcastPkts
Te1/1 0 0 0 0
Te1/2 0 0 0 0
Te1/3 0 0 0 0
Te1/4 360918 41 1485 0
Te1/5 353770 0 1442 0
Te1/6 0 0 0 0
Te1/7 0 0 0 0
Te1/8 0 0 0 0
Te2/1 5966040 0 81656 0
Te2/2 414592 0 2327 0
Te2/3 3411794 0 31756 0
Te2/4 417438 40 2327 0
Te2/5 0 0 0 0
Port OutOctets OutUcastPkts OutMcastPkts OutBcastPkts
Te2/6 0 0 0 0
Te2/7 0 0 0 0
Te2/8 0 0 0 0
Gi5/1 0 0 0 0
Gi5/2 0 0 0 0
Gi5/3 238494 33 533 0
Te5/4 0 0 0 0
Te5/5 0 0 0 0
Gi6/1 0 0 0 0
Gi6/2 0 0 0 0
Gi6/3 0 0 0 0
Te6/4 0 0 0 0
Te6/5 0 0 0 0
Po1 714688 41 2927 0
Po2 10209864 40 118066 0
Po100 0 0 0 0 |