跳转到主内容

Nexus 交换机重启后网络端口关闭

i
Knowledge Base guidance

This article may include metadata, visibility, validation state, and related support guidance.

适用于

  • FAS8700
  • Cisco Nexus 9300-FX2 (N9K-C93216TC-FX2)
  • 网络接口卡 (NIC) X1149A

问题描述

  • 重新启动 Nexus 交换机后,连接到 NetApp 的 Nexus 上的端口 1/73 e1a 已关闭。
  • ASUP 显示 SYSCONFIG-ANETWORK-PORTS.XML 指示 FAS8700 上的相应端口 e1a 已启动。

   slot 1: 1/10 Gigabit Ethernet Controller IX4-T
      e1a MAC Address:   b4:XX:XX:XX:XX:4c (auto-10g_t-fd-up)
      e1b MAC Address:   b4:XX:XX:XX:XX:4d (auto-10g_t-fd-up)
      Device Type:     X550, PBA H86377-006
      Firmware Version:   1.86-0.3
      Serial Number:    B49XXXXXXX4C

  • 故障排除步骤:
    1. 更换了 Nexus eth1/73 和 FAS8700 e1a之间的电缆,但 Nexus 端口 1/73 保持关闭状态。
    2. 已将配置移动到 Nexus 上未使用的端口 1/93 并已连接,但 Nexus 端口保持关闭状态。
  • ifgroup a0a 配置为 multimode_lacp 使用 e1ae1b,但 e1a 处于 Down Ports 状态,"Port Participation" 为 "partial"。
  • "IFSTAT -A" 显示了很多 CRC errorstotal errors

-- interface  e1a  (560 days, 1 hour, 23 minutes, 45 seconds) --

RECEIVE
 Total frames:    685g | Frames/second:   14168  | Total bytes:    2844t
 Bytes/second:   58789k | Total errors:    166 | Errors/minute:     0 
 Total discards:    0  | Discards/minute:    0  | Multi/broadcast:  5895k
 Non-primary u/c:    0  | CRC errors:     79 | Runt frames:      0 
 Fragment:       0  | Long frames:      0  | Jabber:        85 
 Length errors:     2  | No buffer:       0  | Xon:          0 
 Xoff:         0  | Pause:         0  | Jumbo:        371g
 Noproto:        0  | Error symbol:    1981  | Illegal symbol:    80 
 Bus overruns:     0  | Queue drops:      0  | LRO segments:    289g
 LRO bytes:     2812t | LRO6 segments:     0  | LRO6 bytes:      0 
 Bad UDP cksum:     0  | Bad UDP6 cksum:    0  | Bad TCP cksum:     0 
 Bad TCP6 cksum:    0  | Mcast v6 solicit:   0  | Lagg errors:      0 
 Lacp errors:      0  | Lacp PDU errors:    0 
TRANSMIT
 Total frames:    418g | Frames/second:   8651  | Total bytes:    2268t
 Bytes/second:   46881k | Total errors:     0  | Errors/minute:     0 
 Total discards:    0  | Queue overflow:    0  | Multi/broadcast:  3230k
 Collisions:      0  | Xon:          0  | Xoff:         0 
 Pause:         0  | Jumbo:        123g | Cfg Up to Downs:    0 
 TSO non-TCP drop:   0  | Split hdr drop:    0  | Timeout:        0 
 TSO segments:   59487m | TSO bytes:     1913t | TSO6 segments:     0 
 TSO6 bytes:      0  | HW UDP cksums:     0  | HW UDP6 cksums:    0 
 HW TCP cksums:     0  | HW TCP6 cksums:    0  | Mcast v6 solicit:   0 
 Lagg drops:      0  | Lagg no buffer:    0  | Lagg no entries:    0 
DEVICE
 Mcast addresses:    3  | Rx MBuf Sz:     4096 
LINK INFO
 Speed:       10000M | Duplex:       full | Flowcontrol:     none
 Media state:    active | Up to downs:      2 | HW assist:     7711