我有一个测试场景并尝试根据下图通过 Cisco 3850 传递多播流量： ！[在此处输入图像描述 MC 源：我尝试过的几个 MC IP，例如 232.0.26.0、232.0.27.1、232.0.16.0 等例如：ip igmp snooping vlan 701 mrouter interface Te1/0/13 没有成功。你有什么建议吗？3850 能否在连接到 MC 源的接口中使用 dot1.q 隧道“通过”所有多播流量？

这是3850的配置：

Current configuration : 7562 bytes
version 15.2
no service pad
service tcp-keepalives-in
service tcp-keepalives-out
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
service compress-config
no service dhcp
!
hostname CFT_10G_Switch
!
boot-start-marker
boot-end-marker
!
!
vrf definition Mgmt-vrf
 !
 address-family ipv4
 exit-address-family
 !
 address-family ipv6
 exit-address-family
!
no logging console
!
username xipo privilege 15 secret 5 $1$v/GL$MNYh4S8CaxnJKlmxj9EtZ.
no aaa new-model
switch 1 provision ws-c3850-24xs
!
!
!
coap http enable
!
!
!
!
ip multicast-routing
no ip domain-lookup
ip domain-name promi-athlabs.net
!
!
login block-for 180 attempts 4 within 60
login delay 2
login on-failure log
login on-success log
qos queue-softmax-multiplier 100
vtp mode transparent
!
!
diagnostic bootup level minimal
archive
 path tftp://10.80.153.53/$h
 write-memory
spanning-tree mode rapid-pvst
spanning-tree extend system-id
hw-switch switch 1 logging onboard message level 3
!
redundancy
 mode sso
!
!
vlan 701-705,801-812,901-903
!
!
class-map match-any non-client-nrt-class
!
policy-map port_child_policy
 class non-client-nrt-class
  bandwidth remaining ratio 10
!
!
template 1/0/14
!
template 1/0/23
!
!
interface GigabitEthernet0/0
 description MGMT Port
 vrf forwarding Mgmt-vrf
 ip address 10.85.220.3 255.255.255.128
 negotiation auto
!
!
interface TenGigabitEthernet1/0/13
 switchport access vlan 701
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/14
 switchport access vlan 702
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/15
 switchport access vlan 703
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/16
 switchport access vlan 704
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/17
 switchport access vlan 705
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/18
 switchport access vlan 901
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/19
 switchport access vlan 902
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/20
 switchport access vlan 903
 switchport mode dot1q-tunnel
 no cdp enable
!
interface TenGigabitEthernet1/0/21
 switchport mode trunk
 switchport nonegotiate
!
interface TenGigabitEthernet1/0/22
 switchport mode trunk
 switchport nonegotiate
!
interface TenGigabitEthernet1/0/23
 switchport trunk allowed vlan 703-705,902
 switchport mode trunk
!
interface TenGigabitEthernet1/0/24
 switchport trunk allowed vlan 701,702,901,903
 switchport mode trunk
!
interface TenGigabitEthernet1/1/1
!
interface TenGigabitEthernet1/1/2
!
interface TenGigabitEthernet1/1/3
!
interface TenGigabitEthernet1/1/4
!
interface TenGigabitEthernet1/1/5
!
interface TenGigabitEthernet1/1/6
!
interface TenGigabitEthernet1/1/7
!
interface TenGigabitEthernet1/1/8
!
interface FortyGigabitEthernet1/1/1
!
interface FortyGigabitEthernet1/1/2
!
interface Vlan1
 no ip address
 shutdown
!
interface Vlan701
 no ip address
!
interface Vlan702
 ip address 1.1.1.1 255.255.255.0
 ip pim sparse-dense-mode
!
interface Vlan801
 no ip address
!
interface Vlan802
 no ip address
!
ip forward-protocol nd
no ip http server
ip http authentication local
no ip http secure-server
ip route vrf Mgmt-vrf 10.0.0.0 255.0.0.0 10.85.220.1
ip ssh version 2
!
!
logging trap notifications
logging host 10.85.55.60
access-list 99 permit 10.85.55.55
!
snmp-server community labs.community RO 99
!
!
line con 0
 exec-timeout 20 0
 logging synchronous
 login local
 transport output ssh
 stopbits 1
line aux 0
 stopbits 1
line vty 0 4
 exec-timeout 20 0
 login local
 transport input ssh
 transport output ssh
line vty 5 15
 login local
 transport input ssh
 transport output ssh
!
!
monitor session 1 source interface Te1/0/17
monitor session 1 destination interface Te1/0/1
wsma agent exec
 profile httplistener
 profile httpslistener
!
wsma agent config
 profile httplistener
 profile httpslistener
!
wsma agent filesys
 profile httplistener
 profile httpslistener
!
wsma agent notify
 profile httplistener
 profile httpslistener
!
!
wsma profile listener httplistener
 transport http
!
wsma profile listener httpslistener
 transport https
!
ap group default-group
end

谢谢你，吉安娜