Refer to the exhibit. A network administrator is configuring BGP route advertisement on router R1. The network 10.1.0.0/24 is subnetted into four 10.1.0.0/26 subnets that are attached to the 4 interfaces of R1 respectively. The administrator issues the show ip route command and notices that the network 10.1.0.0/24 is not advertised by BGP. What is a possible cause for this issue?

Last Updated: Apr 9, 2023
IT Exam Items Repository › Category: CCNP › Refer to the exhibit. A network administrator is configuring BGP route advertisement on router R1. The network 10.1.0.0/24 is subnetted into four 10.1.0.0/26 subnets that are attached to the 4 interfaces of R1 respectively. The administrator issues the show ip route command and notices that the network 10.1.0.0/24 is not advertised by BGP. What is a possible cause for this issue?

Refer to the exhibit. A network administrator is configuring BGP route advertisement on router R1. The network 10.1.0.0/24 is subnetted into four 10.1.0.0/26 subnets that are attached to the 4 interfaces of R1 respectively. The administrator issues the show ip route command and notices that the network 10.1.0.0/24 is not advertised by BGP. What is a possible cause for this issue?

  • Not all four interfaces are up/up.
  • The network mask command does not match the network/prefix in the routing table.
  • The BGP slit-horizon rule prevents the network from being advertised.
  • The network command is missing the summary-only keyword.

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