[VOL-3306] XOS and or CORD guide(s) have broken links

Change-Id: Id00720ccb3ed769408f4a07841d852999c365883
diff --git a/charts/helm.md b/charts/helm.md
index dd2e1a2..fd97f3b 100644
--- a/charts/helm.md
+++ b/charts/helm.md
@@ -115,7 +115,7 @@
 development or when customizing a deployment.
 
 Development-specific and deployment example values files can be found in the
-[helm-charts/examples](https://gerrit.opencord.org/gitweb?p=helm-charts.git;a=tree;f=examples)
+[helm-charts/examples](https://gerrit.opencord.org/plugins/gitiles/helm-charts/+/refs/heads/master/examples/)
 directory.
 
 ### Specifying a Docker registry
diff --git a/developer/test_release_software.md b/developer/test_release_software.md
index 4bc39e0..68a4352 100644
--- a/developer/test_release_software.md
+++ b/developer/test_release_software.md
@@ -96,7 +96,7 @@
 words related to the software license in each file in the repo.
 
 This job is implemented using the
-[licensecheck.sh](https://gerrit.opencord.org/gitweb?p=ci-management.git;a=blob;f=jjb/shell/licensecheck.sh)
+[licensecheck.sh](https://gerrit.opencord.org/plugins/gitiles/ci-management/+/refs/heads/master/jjb/shell/licensecheck.sh)
 script. It contains a list of file extensions that can't be checked for
 licenses - if your patchset uses a new file extension that is both incompatible
 with a license header (binary file type, or doesn't allow comments), the
@@ -200,7 +200,7 @@
 
 An example that complies with these requirements these can be found in the
 [alpine-grpc-base
-  Makefile](https://gerrit.opencord.org/gitweb?p=alpine-grpc-base.git;a=blob;f=Makefile).
+  Makefile](https://gerrit.opencord.org/plugins/gitiles/alpine-grpc-base/+/refs/heads/master/Makefile).
 
 The `docker-build` and `docker-push` may be invoked multiple times during
 the job, setting the `DOCKER_TAG` variable with both the branch name and
@@ -237,7 +237,7 @@
 QA channel.
 
 Jobs are defined with [Jenkins Job Builder] and stored in the [ci-management
-  project](https://gerrit.opencord.org/gitweb?p=ci-management.git;a=tree;hb=HEAD).
+  project](https://gerrit.opencord.org/plugins/gitiles/ci-management/+/refs/heads/master).
   Pleasesee the `README.md` there for documentation on how to create jobs.
 
 Most tests are implemented using shell scripts or as Jenkinsfiles
diff --git a/installation/fabric-setup.md b/installation/fabric-setup.md
index 376da03..91ff194 100644
--- a/installation/fabric-setup.md
+++ b/installation/fabric-setup.md
@@ -4,7 +4,7 @@
 This section describes how to setup the software for these switches.
 
 The latest documentation can be found on the [Trellis documentation
-site](https://docs.trellisfabric.org/installation.html#install-switch-os-onl).
+site](https://docs.trellisfabric.org/1.12/installation.html#install-switch-os-onl).
 
 ## Supported Switches
 
diff --git a/prereqs/hardware.md b/prereqs/hardware.md
index fad5ba4..af38a3f 100644
--- a/prereqs/hardware.md
+++ b/prereqs/hardware.md
@@ -54,7 +54,7 @@
     * OCP Inspired™ MiTAC Tioga Pass_E7278 server. Each server is configured with 2x Intel Skylake SP 14 cores 2.2GHz, 64GB of RAM DDR4, 1x 1TB SSD, and OCP Mezzanine v2 25G.
 
 * **Fabric Switches** - see also the [Trellis Documentation Supported
-  Hardware](https://docs.trellisfabric.org/supported-hardware.html)
+  Hardware](https://docs.trellisfabric.org/1.12/supported-hardware.html)
     * **1G/10G** models (with 40G uplinks)
         * OCP Accepted™ EdgeCore AS5712-54X
         * OCP Accepted™ EdgeCore AS5812-54X