common/chapters: http -> https

Change-Id: Idf88e6141aad37d731a1955ad8b30f956c44a417
---
M common/chapters/osmux/osmux.adoc
M common/chapters/preface.adoc
2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/common/chapters/osmux/osmux.adoc b/common/chapters/osmux/osmux.adoc
index a727e2e..6862d9c 100644
--- a/common/chapters/osmux/osmux.adoc
+++ b/common/chapters/osmux/osmux.adoc
@@ -9,7 +9,7 @@
 reduction.
 
 Full reference document for the osmux protocol can be found here:
-http://ftp.osmocom.org/docs/latest/osmux-reference.pdf
+https://ftp.osmocom.org/docs/latest/osmux-reference.pdf
 
 In Osmocom satellite based GSM networks, the satellite link is envisioned to be
 in between the BSS and the core network, that is, between the BSC and the MSC
diff --git a/common/chapters/preface.adoc b/common/chapters/preface.adoc
index b9a32d6..7dad998 100644
--- a/common/chapters/preface.adoc
+++ b/common/chapters/preface.adoc
@@ -293,7 +293,7 @@
 
 If you don't have a support package / contract, you have the option of
 using the resources put together by the Osmocom community
-at http://projects.osmocom.org/, checking out the wiki and
+at https://projects.osmocom.org/, checking out the wiki and
 the mailing-list for community-based assistance.  Please always
 remember, though:  The community has no obligation to help you, and you
 should address your requests politely to them.  The information (and

