求大神解答,问题描述:
直播网络,局域网直播设备固定IP地址,不定期掉线(1-3天),不是线路拥挤问题,案例:一次掉线时间为凌晨4.59分,抓包显示视频点播设备已经发送了arp请求包,但三层交换的网关(SVI接口)没有arp应答包的回复。
1、版本信息Cisco IOS Software, IOS-XE Software, Catalyst 4500 L3 Switch Software (cat4500es8-UNIVERSALK9-M), Version 03.08.06.E RELEASE SOFTWARE (fc4)
Technical Support:
http://www.cisco.com/techsupportCopyright (c) 1986-2018 by Cisco Systems, Inc.
Compiled Thu 05-Apr-18 03:55 by prod_rel_team
2、板卡信息
Mod Ports Card Type Model Serial No.
---+-----+--------------------------------------+------------------+-----------
1 4 Sup 8L-E 10GE (SFP+), 1000BaseX (SFP) WS-X45-SUP8L-E CAT2203L3MA
2 48 10/100/1000BaseT Premium POE E Series WS-X4748-RJ45V+E CAT2101L488
3 48 10/100/1000BaseT Premium POE E Series WS-X4748-RJ45V+E CAT2101L4BR
M MAC addresses Hw Fw Sw Status
--+--------------------------------+---+------------+----------------+---------
1 005d.73b7.ab80 to 005d.73b7.ab83 1.0 15.1(1r)SG6 03.08.06.E Ok
2 2c33.11f6.3814 to 2c33.11f6.3843 1.2 Ok
3 0896.adf9.60f0 to 0896.adf9.611f 1.2 Ok