What is NI2 protocol?
NI2 is the National ISDN 2 standard most commonly used for Primary Rate Interface (PRI) phone service consisting of 23 voice or data channels (B channels) and one ISDN PRI line channel for signaling (D channel).
What is isdn switch type?
To specify the central office switch type on the ISDN interface, use the isdn switch-type global configuration command. isdn switch-type switch-type.
What is ISDN switch type primary NI?
The new primary-ni switch type for PRI interfaces is similar to existing switch types; however, it isolates code changes and behaviors that only affect PRI switch types. The isdn switch-type basic-ni command applies only to BRI interfaces. The isdn switch-type primary-ni command applies only to PRI interfaces.
How to find switch type for Ni2?
Do a “show isdn status” and there should be a like stating the ISDN switch type. “primary-ni” on a Cisco IOS covers NI2 as well so you should be good. 04-21-2018 08:07 AM 04-21-2018 08:07 AM
Should I be using Ni2 on my t1-pris?
Sounds like you are switching from T1 CAS to CCS T1-PRI (D-channel), if so NI2 refers to the ISDN switch type protocol (T1 CAS is not based on ISDN thus no switch type) and NI2 is the most commonly used variant on T1-PRI ISDN switch type (not E1), so the answer is YES you should be using NI2 on your T1-PRIs. 04-20-2018 10:48 AM 04-20-2018 10:48 AM
What does Ni2 stand for?
NI2 NI2 is the National ISDN 2 standard most commonly used for Primary Rate Interface (PRI) phone service consisting of 23 voice or data channels (B channels) and one ISDN PRI line channel for signaling (D channel).
How do I configure the switch type in Cisco ISDN?
To configure the switch type, use the command isdn switch-type switch-type in the global or interface configuration mode. For an example, refer to Troubleshooting ISDN BRI Layer 1. The ISDN switch type can be verified using the command show isdn status .