需求：从数字电视机房核心交换机引出复用器IP组播信号，将前端节目信号传输至七厂交换机中兴5950，因带宽不够用，需做链路聚合，并通过NSG重新调制输出。中兴5950交换机配置如下：
Building configuration...
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vlan list 1-3
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interface vlan 1 // 创建vlan1，将其加入smartgroup1
ip address 172.30.101.251 255.255.255.0
out_index 28
ip pim dm
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interface vlan 2 //默认端口加入该vlan2
ip address 192.168.100.251 255.255.255.0
out_index 29
ip pim dm
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interface vlan 3 //未使用，用于测试
ip address 172.30.102.251 255.255.255.0
out_index 31
ip pim dm
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interface null1
out_index 1
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interface smartgroup1 //建立链路聚合组
out_index 27
switchport access vlan 1
smartgroup load-balance src-ip //负载均衡
smartgroup mode on
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interface smartgroup2 //建立链路聚合组，本例中未使用
out_index 30
switchport access vlan 3
smartgroup load-balance src-ip
smartgroup mode on
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interface gei_1/1
out_index 3
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/2
out_index 4
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/3
out_index 5
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/4
out_index 6
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/5
out_index 7
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/6
out_index 8
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/7
out_index 9
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/8
out_index 10
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/9
out_index 11
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/10
out_index 12
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/11
out_index 13
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/12
out_index 14
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/13
out_index 15
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/14
out_index 16
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/15
out_index 17
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/16
out_index 18
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/17
out_index 19
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/18
out_index 20
negotiation auto
switchport access vlan 3
switchport qinq normal
smartgroup 2 mode on
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interface gei_1/19
out_index 21
negotiation auto
switchport access vlan 3
switchport qinq normal
smartgroup 2 mode on
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interface gei_1/20
out_index 22
negotiation auto
switchport access vlan 3
switchport qinq normal
smartgroup 2 mode on
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interface gei_1/21
out_index 23
hybrid-attribute copper
negotiation auto
switchport access vlan 2
switchport qinq normal
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interface gei_1/22 //该端口加入vlan1，并开启smartgroup模式
out_index 24
hybrid-attribute copper
negotiation auto
switchport access vlan 1
switchport qinq normal
smartgroup 1 mode on
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interface gei_1/23 //该端口加入vlan1，并开启smartgroup模式
out_index 25
hybrid-attribute copper
negotiation auto
switchport access vlan 1
switchport qinq normal
smartgroup 1 mode on
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interface gei_1/24 //该端口加入vlan1，并开启smartgroup模式
out_index 26
hybrid-attribute copper
negotiation auto
switchport access vlan 1
switchport qinq normal
smartgroup 1 mode on
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ip multicast-routing
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router pimdm
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ip route 0.0.0.0 0.0.0.0 172.30.101.252 //设置路由，指向链路聚合对端核心交换机
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ztp vlan 1
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multicast-limit 1024
ip igmp snooping
no ip igmp snooping ssm-mapping
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ip pim snooping
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no ipv6 mld snooping
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vlan 1
mld snooping
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time-range disable
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acl extended number 110 //没用
rule 1 permit ip 172.21.0.0 0.0.255.255 any
rule 2 deny ip any any
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protocol-packet-protect enable
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nas
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bfd-version 1
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version V4.08.23
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nvram mng-ip-address 10.40.89.80 255.255.255.0
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nvram boot-username 5900
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nvram boot-password 5900
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nvram boot-server 10.40.89.78
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nvram default-gateway 10.40.89.78
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nvram imgfile-location local flash img/zxr10.zar
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hostname ZXR10
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enable secret level 15 5 RcMLuUKvnFZX9kNAV6A/UA==
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user-authentication-type local
user-authorization-type local
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line console 0
no login authentication
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banner incoming @
************************************************
Welcome to ZXR10 5950-28TM Switch of ZTE Corporation
************************************************
@
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snmp-server location No.68 Zijinghua Rd. Yuhuatai District, Nanjing, China
snmp-server contact +86-25-52870000
snmp-server packetsize 1400
snmp-server engine-id 830900020300010289d64401
snmp-server view AllView internet included
snmp-server view DefaultView system included
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protect
tcp synflood-protect disable
tcp synflood-protect defence 0 waittime 30 num 1
tcp synflood-protect max-connect high 90 low 60
tcp synflood-protect one-minute high 80 low 50
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no ftp-server enable listen 21
ftp-server top-directory /flash/
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logging on
logging buffer 200
logging mode fullcycle
logging console notifications
logging level notifications
logging timestamps datetime localtime
alarm cpuload-on
alarm cpuload-interval 30
alarm cpuload-threshold high-grade 95 middle-grade 85 low-grade 75
syslog-server facility local0
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line console idle-timeout 120
line console absolute-timeout 1440
line telnet idle-timeout 120
line telnet absolute-timeout 1440
line telnet max-link 16
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ssh server authentication ispgroup 1
ssh server authentication mode local
ssh server authentication type chap
no ssh server only
ssh server version 2
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radius auto-change off
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tacacs disable
tacacs-server timeout 5
tacacs-server packet 1024
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control-plane-security enable
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end