Router Security Procedures

Router Security Procedures

1.0 Purpose

This document describes a required minimal security configuration for all routers and switches connecting to a production network or used in a production capacity at or on behalf of .

2.0 Scope

All routers and switches connected to production networks are affected. Routers and switches within internal, secured labs are not affected. Routers and switches within DMZ areas fall under the Internet DMZ Equipment Policy.

3.0 Definitions

Terms in the policy and their meaning

4.0 Procedures

Every router must meet the following configuration standards:

1. No local user accounts are configured on the router. Routers must use TACACS+ for all user authentications.

2. The enable password on the router must be kept in a secure encrypted form. The router must have the enable password set to the current production router password from the router’s support organization.

3. Disallow the following: a. IP directed broadcasts b. Incoming packets at the router sourced with invalid addresses such as RFC1918 address

c. TCP small services

d. UDP small services

e. All source routing

f. All web services running on router

4. Use corporate standardized SNMP community strings.

5. Access rules are to be added as business needs arise.

6. The router must be included in the corporate enterprise management system with a designated point of contact.

7. Each router must have the following statement posted in clear view:

“UNAUTHORIZED ACCESS TO THIS NETWORK DEVICE IS PROHIBITED.

You must have explicit permission to access or configure this device. All activities performed on this device may be logged, and violations of this policy may result in disciplinary action, and may be reported to law enforcement. There is no right to privacy on this device.”

5.0 Enforcement

Any employee found to have violated this policy may be subject to disciplinary action, up to and including termination of employment. 6.0 Revision History October 10, 2010: Initial Publication