No BGP4 Routing Information Exists | NEC IP8800/S6300, IP8800/S6600

3.Troubleshooting Functional Failures in Operation

3.7.3No BGP4 Routing Information Exists

Isolate the problem according to the failure analysis method listed below if BGP4 route information does not exist in the displayed route information acquired by this system.

Besides, when the upper limit of routing is set by configuration command mazimum routes, see "3.7.4 No Routing Information Exist [OP-NPAR]." [OP-NPAR]

Table 3-20: BGP4 Failure Analysis Method

No.	Troubleshooting Steps and Command	Action

1	Check the BGP4 peer status.	Go to No. 2 if the peer status is other than Established.
	show ip bgp neighbors
	show ip bgp neighbors	Go to No. 3 if the peer status is Established.
		Go to No. 3 if the peer status is Established.

2	Check to see if the BGP4 setting is correct in	Go to No. 3 if the configuration is correct.
	configuration.
	configuration.	Correct the configuration if it is not correct.
		Correct the configuration if it is not correct.

3	Check to see if the BGP4 route is learned.	Go to No. 4 if the route does not exist.
	show ip bgp received-routes
	show ip bgp received-routes	If the route exists, execute the show ip route command to confirm the

		learned route is active.

4	Check to see if the routing information exists to	If routing information exists to solve the next hop address, go to No.5.
	solve the next hop address.
	solve the next hop address.	If no routing information exist to solve the next hop address, perform protocol
	show ip route
	show ip route	fault analysis to learn the routing information.
		fault analysis to learn the routing information.

5	Confirm that the routing are not filtered by	Check to see if the neighboring router advertises the BGP4 route.
	referring to the configuration.
	referring to the configuration.	Correct the configuration if it is not correct.
		Correct the configuration if it is not correct.

3.7.4No Routing Information Exist [OP-NPAR]

If no routing information for each protocol exist in the information this system acquired, isolate the cause according to the failure analysis method below.

Table 3-21: VRF Failure Analysis Method

No.	Troubleshooting Steps and Command	Action

1	Check to see if the number of routes in VRF	If the number of routes exceeds the upper limit, go to No.2.
	exceeds the upper limit configured.
	exceeds the upper limit configured.	The number of routes is less than upper limit, perform protocol failure
	show ip vrf
	show ip vrf	analysis against protocols that no routing information exists.

		RIP: "3.7.1 No RIP Routing Information Exists"
		OSPF: "3.7.2 No OSPF Routing Information Exists"
		BGP4: "3.7.3 No BGP4 Routing Information Exists"

2	Check to see the value set in the upper limit for	Increase the upper limit or aggregate the routing in order to decrease the
	the number of routes in VRF in the	routing number.
	configuration.

IP8800/S6700, IP8800/S3600, IP8800/S6600, IP8800/S6300, IP8800/S2400 specifications

The NEC IP8800 series comprises a range of advanced networking solutions designed for various applications ranging from enterprise networking to service provider environments. This series includes models such as the IP8800/S2400, IP8800/S3600, IP8800/S6300, IP8800/S6600, and IP8800/S6700, each with its unique set of features and capabilities aimed at delivering robust performance, security, and scalability.

The IP8800/S2400 is an entry-level switch tailored for small to medium enterprises. It features a compact design and high port density, making it ideal for network edge applications. The model supports both Layer 2 and Layer 3 switching capabilities, enabling efficient traffic management. With its robust security features, including access control lists and support for VLANs, the IP8800/S2400 ensures secure connectivity.

Moving to the IP8800/S3600, this switch is designed for data center environments and offers high throughput with advanced routing capabilities. It is equipped with high-capacity 10G and 40G Ethernet ports, facilitating faster data transfer rates. The S3600 supports various protocols such as MPLS and Segment Routing, enhancing its ability to manage complex network architectures. Its energy-efficient design also helps reduce operational costs.

The IP8800/S6300 is tailored for high-performance networking scenarios, featuring a flexible architecture that supports both traditional and cloud-based services. With extensive QoS capabilities, the S6300 optimizes traffic flow and manages bandwidth efficiently, ensuring high-quality service delivery. Its virtualization support allows for easier integration into modern, software-defined networking environments.

The IP8800/S6600 provides a comprehensive solution for service providers and large enterprises, boasting high scalability and modularity. This model supports advanced features such as network slicing and the ability to handle high-density 100G interfaces. Its robust management tools, including centralized control and automation capabilities, simplify network operations significantly.

Finally, the IP8800/S6700 represents the pinnacle of the series, designed for mission-critical applications requiring the utmost reliability and performance. It supports advanced analytics, AI-driven insights, and comprehensive telemetry, enabling proactive network management. With high availability features and extensive redundancy options, the S6700 ensures continuous operation, making it ideal for core network functions.

In summary, the NEC IP8800 series offers a versatile range of switches that combine advanced technologies, high performance, and robust security features, catering to various networking needs across different industries. Each model is designed to provide not only superior connectivity but also the flexibility and scalability required in today’s fast-paced digital landscape.

NEC IP8800/S6300 manual No BGP4 Routing Information Exists, No Routing Information Exist OP-NPAR

Models: IP8800/S6700 IP8800/S3600 IP8800/S6600 IP8800/S6300 IP8800/S2400