Internet Standards
![Internet Standards](/content/images/size/w2000/2021/06/Standard-4.png)
Internet Standards Charles co-created with researchers at Columbia University, NTT, Bell Labs, AT&T, Samsung, and Sonus Networks.
RFC 7200 - A Session Initiation Protocol (SIP) Load-Control Event Package
A Session Initiation Protocol (SIP) Load-Control Event Package (RFC 7200, April 2014)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
RFC 6357 - Design Considerations for Session Initiation Protocol (SIP) Overload Control
Design Considerations for Session Initiation Protocol (SIP) Overload Control (RFC 6357, August 2011)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
RFC 5979 - NSIS Operation over IP Tunnels
NSIS Operation over IP Tunnels (RFC 5979, March 2011)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
Internet-Drafts Charles co-authored with researchers at Center for Wireless Communications Singapore, Ericsson, Nokia, University of Helsinki, and Roke Manor Research.
draft-shen-nsis-mobility-fw-00 - Several Framework Issues Regarding NSIS and Mobility
Several Framework Issues Regarding NSIS and Mobility (Internet-Draft, 2002)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
draft-shen-nsis-rsvp-mobileipv6-00 - Mobility Extensions to RSVP in an RSVP-Mobile IPv6 Framework
Mobility Extensions to RSVP in an RSVP-Mobile IPv6 Framework (Internet-Draft, 2002)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
draft-hancock-nsis-routing-mobility-00 - Interactions of Routing and Mobility on NTLP and NSLP
Interactions of Routing and Mobility on NTLP and NSLP (Internet-Draft, 2003)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
draft-shen-rsvp-mobileipv6-interop-00 - An Interoperation Framework for Using RSVP in Mobile IPv6 Networks
An Interoperation Framework for Using RSVP in Mobile IPv6 Networks (Internet-Draft, 2001)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)
draft-shen-ipv6-flow-trans-00 - Flow Transparent Mobility and QoS Support for Pv6-basedWireless Real-time Services
Flow Transparent Mobility and QoS Support for Pv6-basedWireless Real-time Services (Internet-Draft, 2001)
![](https://www.ietf.org/lib/dt/7.32.0/ietf/images/ietflogo-small-transparent.png)