> For the complete documentation index, see [llms.txt](https://zztopper.gitbook.io/ccie-in-a-year/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zztopper.gitbook.io/ccie-in-a-year/cikl-22/cikl-22-tema-127-mpls/materialy-po-teme-127.md).

# Материалы по теме 127

Ссылки на сайт [www.cisco.com](http://www.cisco.com/):\
<https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_ospf/configuration/15-sy/iro-15-sy-book/iro-sham-link.html>

Как найти документ:\
Support Home → ProductsIOS and NX-OS SoftwareIOS → IOS Software Release 15M\&T→ IOS 15.5M\&T → Configuration Guides →IP Routing: OSPF Configuration Guide→OSPF Sham-Link Support for MPLS VPN

Ссылки на книгу/главу:\
MPLS Fundamentals , 1nd Edition, Chapter 7: Architectural Overview of MPLS VPN